com.google.gerrit.server.securestore.SecureStoreProvider Maven / Gradle / Ivy
// Copyright (C) 2013 The Android Open Source Project
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package com.google.gerrit.server.securestore;
import com.google.common.base.Strings;
import com.google.common.flogger.FluentLogger;
import com.google.gerrit.common.Nullable;
import com.google.gerrit.common.SiteLibraryLoaderUtil;
import com.google.gerrit.server.config.SitePaths;
import com.google.inject.Inject;
import com.google.inject.Injector;
import com.google.inject.Provider;
import com.google.inject.Singleton;
import java.nio.file.Path;
@Singleton
public class SecureStoreProvider implements Provider {
private static final FluentLogger logger = FluentLogger.forEnclosingClass();
private final Path libdir;
private final Injector injector;
private final String className;
@Inject
protected SecureStoreProvider(
Injector injector, SitePaths sitePaths, @Nullable @SecureStoreClassName String className) {
this.injector = injector;
this.libdir = sitePaths.lib_dir;
this.className = className;
}
@Override
public synchronized SecureStore get() {
return injector.getInstance(getSecureStoreImpl());
}
@SuppressWarnings("unchecked")
private Class getSecureStoreImpl() {
if (Strings.isNullOrEmpty(className)) {
return DefaultSecureStore.class;
}
SiteLibraryLoaderUtil.loadSiteLib(libdir);
try {
return (Class) Class.forName(className);
} catch (ClassNotFoundException e) {
String msg = String.format("Cannot load secure store class: %s", className);
logger.atSevere().withCause(e).log(msg);
throw new RuntimeException(msg, e);
}
}
}